Human Reproduction is a peer-reviewed scientific journal that concentrates on original research, clinical case studies and opinions and debates on topical issues. The journal was broken into three distinct journals in 1995, with Human Reproduction Update and Molecular Human Reproduction.
Human Reproduction Update is a bimonthly review journal and Molecular Human Reproduction is a monthly journal focusing on molecular aspects of reproductive biology.
Human Reproduction covers all aspects...

A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.